today

Oracle BI Developer/ PL SQL

Remote work, Ukraine · $1000 · 3 years of experience · Intermediate

Good knowledge of Oracle Business Intelligence, Oracle SQL. Practical experience of business and test analyst. 5+ years experience of the banking subject area.

PL/SQL, Oracle, Jira, Oracle BI, Business Analysis, MS Excel, SVN, Siebel Oracle CRM


today

MySQL DBA 

Kyiv · $9500 · More than 10 years of experience · Advanced/Fluent

Databases: MySQL (Percona, MariaDB), Mongo, Cassandra, Vertica. CMS: Puppet, Chef, Ansible Cloud: AWS, GCP

MariaDB, MySQL, Percona, SQL, Cassandra, Linux, puppet, Chef, GCP, MongoDB, AWS

- 15+ yeas of experience - administration of multi Terabytes DBs - administration of heavy loaded DBs - great experience in automation - expert in performance tuning

My main focus is on MySQL database administration.


today

Remote Part-time Senior Data Scientist

Remote work, Ukraine · $2000 · 5 years of experience · Advanced/Fluent

Python (Numpy, Pandas, scikit-learn), R, PySpark, Tableau, SQL, Hadoop, Hive, Impala, MS Office, Redshift, Looker

Python, SQL, Data Science, Machine Learning, pandas, scikit-learn, Deep Learning, NumPy, Jupyter Notebook, Data Labeling, Analysis and research, MS Excel, MySQL, Probability Theory, Data Mining, Matplotlib, Git, Algorithms, English

• Developed two different approaches of unsupervised machine learning on video game players by utilizing biochemistry methods from DNA sequence mining (CM-SPAM) and algorithms from hierarchical (AGNES), density-based (HDBSCAN) and partitioning (KMeans) families of clustering techniques in R and Python • Deployed one of approaches above using Spark, Hive and Impala SQL thereby delivering weekly insights to several stakeholders on completely automated basis via Tableau dashboards and various reports. • Presented other segmentation approach at Machine Learning Innovation Summit 2018 in San Francisco, Data Innovation Summit 2018 in Stockholm and Nordic Games 2018 in Malmö to audiences of 200-600 attendees (watch one of my talks here: https://youtu.be/vBfYGH4g2gw)

I am looking for a part-time remote work with flexible hours in Data Science or Data Engineering / Analysis. I work as a Senior Data Scientist in London and would like to use this one to widen my area of expertise and sharpen my skill set. I have a lot of experience in the Data Science field and very strong communication skills in English (and Russian/Ukrainian).


yesterday

PostgreSQL developer / Backend developer

Remote work, Ukraine · $3000 · More than 10 years of experience · Intermediate

Великий досвід проектування архітектури баз даних та backend сервісів для білінгу, CRM, документообігу. Проектування високонавантажених систем, в тому числі на вставку, таких, як білінги телефонних операторів та системи збору даних. Аналіз бізнес-процесів замовника та оптимізація структур даних. Вільно програмую на plpgsql, plpython, plperl під PostgreSQL, T-SQL під MSSQL, Oracle PL/SQL. Розробка розширень PostgreSQL на С+libpq. Розробка спеціалізованих індексів. Великий досвід інтеграції систем збору даних зі СКУД, бухгалтерськими і ERP системами (1С, IS-Pro, SAP B1, ESC, OEBS). Досвід побудови розподілених відмовостійких сховищ з використанням repmgr, bucardo, BDR. Досвід інтеграції з документними БД (MongoDB, Elasticsearch, Aerospike), організація гібридних пошукових систем. Досвід розробки rest, wsdl веб сервісів на python+flask, perl+catalyst. Проектування API та протоколів обміну. Вільно програмую на python, perl, C/C++. Маю досвід розробки вбудованих систем та систем високої компактності.

PostgreSQL, SQL, Database tuning and optimizing, System administration, Business Analysis, Python, Backend developer, Flask, RAML, MongoDB, ElasticSearch, C/C++, Assembler, Electronics

Ph.D. in electronic engineering

Розраховую на віддалену проектну роботу. Велику частину офісного часу викладаю в університеті. На Java не пишу!


yesterday

QA Lead

Kyiv · $2700 · More than 10 years of experience · Advanced/Fluent

Hands on experience in people management. Building team from scratch - hiring, education, maintenance, etc. Experience in creating high performing test team. Education and adaptation of new team members, creating education system inside of the project according to CI principles. Deep understanding of business needs and cases, taking part in meetings with business owners in order to set up goals and priorities. Working with UI/UX designers and BA in order to satisfy customer requests and create specifications and manuals. Hands on experience with solving customer problems. Windows based products, desktop enterprise products, TFS, Microsoft SQL Server, manual testing, unit testing, mobile testing, web testing, integration testing, grey box testing, test planning, test design, time management, process management

Manual Testing (QA), Microsoft SQL Server, TFS, REST API, SOAP, XML, JSON, Postman, SQL, MSSQL, Microsoft Azure, Leading teams, Agile

Building high performance test team from scratch. Building distributed test team. Education and mentoring team members from trainee level up to strong middle and senior level. Process management Team management

Opportunity to apply my knowledge an experience.


23 January

Oracle (pl/sql) lead / developer

Kyiv · $3000 · More than 10 years of experience · Advanced/Fluent

12 years’ experience in Oracle development - SQL, PL/SQL 7 years’ lead experience (Agile, Scrum, Waterfall) 3,5 years’ experience in Master Data 3,5 years of practical experience in billing system management at mobile operator. 3,5 years of practical experience in roaming platform management. Basic knowledge of GoLang, Some experience with JavaScript, Pega PRPC Experience in development, installation, upgrade, acceptance of new software. Basic knowledge of c++, java, shell scripting, html, perl. Experience in reporting and supplementary systems.

Oracle, PL/SQL, Shell, Master data management, Git, pega prpc, JavaScript, golang


23 January

Python Developer

Ukraine, Kyiv · $700 · 1 year of experience · Pre-Intermediate

Junior SE currently looking for a Python Developer position. Due to my educational background and previous experience in analytics I can easily demonstrate my strong analytical skills and prove myself as a highly organized and detail-oriented specialist. I have excellent knowledge of Python programming language, object-oriented programming and algorithms. Worked with Python frameworks and frontend technologies. Also have experience working with SQL and databases. I am easy to communicate with and like working in a team. Technical Skills: Python, Django, Flask, WTForms, SQLite, PostgreSQL, SQLAlchemy, HTML/CSS, Bootstrap, GIT

Python, Django, Flask, SQL, PostgreSQL, SQLite, HTML, CSS, Bootstrap, Git, REST API, OOP, Linux, JSON

I want to develop my skills in a friendly team, learn from teammates experience.


23 January

Аналитик

Kyiv · $1000 · 3 years of experience · Intermediate

Анализ расхождений (сверка данных из разных источников) Анализ анамальной активности, поиск fraud, scam Создание отчетов SQL, Access, Excel, Tableau, Jira, iReport, SAP BO

SQL, Tableau

В Access сделал приложение по трекингу дебеторской задолженности. В лог записвается оператор, сохраняется история обработок профилей, накапливается статистика. В iReport создавал отчеты, более 100. Запросы в SQL писались, формы содержали регулярные выражения, для приведения данных в удобном виде (сплит, округление, формулы и т.п.) Анализировал, находил аномалии, закономерности.


22 January

Software Engineer 🔥

Kyiv · $2000 · 5 years of experience · Upper Intermediate

Past two years I worked as Data Engineer and Data Analyst on two Big Data orojects: - Telco internal data lake and GIS on top of it (as System/Data Analyst) - AWS S3 cluster for one of the biggest image hosting sites in a world (as Data Engineer) Also, I got serious background in IT System Analysis field and a bit Project Management skills.

Python, NumPy, Pandas, PySpark, Hadoop, Hive, Microsoft SQL Server, NoSQL, Agile, Scrum, Waterfall, REST API, Linux, PostgreSQL, Apache Airflow, Flask, JSON, XML, Scikit-learn, BigData, Docker, Git, OOP, Microservices, Apache Spark

Interesting and challenging projects with actual technology stack


22 January

Data analyst

Kyiv · $700 · 2.5 years of experience · Intermediate

November 2019 — January 2020 3 months Playtini Responsibility: - preparation of daily and weekly reports - development new reports - complete tasks from inner clients February 2019 — November 2019 9 months Ukrtelecom Kiev, www.ukrtelecom.ua/ Database analyst Responsibility: - preparation of daily, weekly and monthly reports - processing of prices from operators and their entry into the database - preparation of prices for international and national operators - identifying problem areas in databases and proposing their solutions Achievement: - report file optimization August 2017 — February 2019 1 year 7 months Centre of transport strategies Kiev, cfts.org.ua/ Junior analyst Responsibility: - database processing and consolidation - preparation of monthly reports - data visualization in charts - data preparation for the annual project Achievement: - database optimization - introduction of SQL in the enterprise

Jira, DWH, Power BI, Oracle, Python, Confluence, QlikSense, MS SQL Server, MySQL

- Помог компании перейти на sql - оптимизировал отчёты, сократив время на их создание в два раза

- Интересные задачи - уютное рабочее место - ориентированность компании на сотрудников


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